[ boo l-rawr-er, -rohr- ]
/ ˈbʊlˌrɔr ər, -ˌroʊr- /


a wooden slat that produces a roaring sound when whirled around one's head on the end of a string or thong, used by some peoples of the world in religious ceremonies and by others as a toy.

Origin of bull-roarer

First recorded in 1880–85
Also called thunderstick.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bullroarer

British Dictionary definitions for bullroarer

/ (ˈbʊlˌrɔːrə) /


a wooden slat attached to a thong that makes a roaring sound when the thong is whirled: used esp by native Australians in religious rites
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012